Implement the 18xx-specific way for getting the length of a Rx packet.
Signed-off-by: Arik Nemtsov <arik@xxxxxxxxxx>
---
drivers/net/wireless/ti/wl18xx/main.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index fef8726..40ed53c 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -458,6 +458,17 @@ wl18xx_get_rx_buf_align(struct wl1271 *wl, u32 rx_desc)
return WLCORE_RX_BUF_ALIGNED;
}
+static u32 wl18xx_get_rx_packet_len(struct wl1271 *wl, void *rx_data,
+ u32 data_len)
+{
+ struct wl1271_rx_descriptor *desc = rx_data;
+
+ /* invalid packet */
+ if (data_len < sizeof(*desc))
+ return 0;
+
+ return data_len - sizeof(*desc);
+}
static struct wlcore_ops wl18xx_ops = {
.identify_chip = wl18xx_identify_chip,
@@ -468,6 +479,7 @@ static struct wlcore_ops wl18xx_ops = {
.set_tx_desc_blocks = wl18xx_set_tx_desc_blocks,
.set_tx_desc_data_len = wl18xx_set_tx_desc_data_len,
.get_rx_buf_align = wl18xx_get_rx_buf_align,
+ .get_rx_packet_len = wl18xx_get_rx_packet_len,
};
int __devinit wl18xx_probe(struct platform_device *pdev)
--
1.7.9.5
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